X/7-4=z2

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Solution for X/7-4=z2 equation: 



X/7-4=X2

We move all terms to the left:

X/7-4-(X2)=0

We add all the numbers together, and all the variables

-1X^2+X/7-4=0

We multiply all the terms by the denominator


-1X^2*7+X-4*7=0

We add all the numbers together, and all the variables

-1X^2*7+X-28=0

Wy multiply elements

-7X^2+X-28=0

a = -7; b = 1; c = -28;
Δ = b2-4ac
Δ = 12-4·(-7)·(-28)
Δ = -783
Delta is less than zero, so there is no solution for the equation

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